[PATCH] Enable unrolling of multi-exit loops

Mark Heffernan meheff at google.com
Tue Sep 30 15:15:43 PDT 2014

The review diff tool doesn't do a very good job of presenting it, but a big chunk of the patch is moving the class SCEVDivision and a few static functions earlier in the file so they can be used  in ScalarEvolution::HowFarToZero.


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